Citation Rankings (Highly Cited Researchers) and the list of the most cited and influential researchers cover a wide range of scientific fields, spanning 197 main and sub-disciplines, as well as the Art and Humanities Citation Rankings and Social Sciences and Humanities Citation Rankings, offering a unique service. Additionally, the list without CERN, Statistical Data, etc., provided exclusively by “AD Scientific Index”, is part of our effort to balance the situation created by CERN and researchers with statistical data, who have an advantage over others, especially those in the social and humanities fields. There should be new regulations for multi-author and CERN papers. Citation lists also reveal many rule violations and unethical practices. See also for more specific citation analyses: Scientists Last 6 years Citation Index, Universities Total Citations Rankings 2025 and Universities Last 6 Years Citations Rankings 2025
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :1
Breast and Gastrointestinal Cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,317
5,815
0.624
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :2
CNS
LUNG
Gyne
Rectum
Peds
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,956
2,294
0.776
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :3
Hematology/Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,565
2,044
0.311
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :4
Hematology and BMT
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,249
1,966
0.874
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :5
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,946
1,752
0.595
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :6
genetics
research policy
research ethics
health research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,168
1,269
0.585
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :7
Cancer Research
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,091
1,028
0.145
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :8
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,754
872
0.232
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :9
Pediatric Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,578
725
0.459
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :10
Hematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
897
576
0.642
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :11
hematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
949
569
0.600
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :12
Hematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
617
365
0.592
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :13
radiation oncology
machine learning
deep learning
organs at risk
contouring
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
369
358
0.970
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :14
Hematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
282
279
0.989
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :15
Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
509
278
0.546
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :16
Thrombosis and Hemostasis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
213
213
1.000
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :17
Medical Physics
Monte Carlo simulations
Radiation Therapy
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
319
121
0.379
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :18
cancer
oncology
breast cancer
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
113
0.673
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :19
medical physics
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
306
90
0.294
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :20
Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
354
81
0.229
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :21
Pediatric oncology and hematopoietic stem cell transplant
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
87
64
0.736
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :22
Radiation Oncology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
206
62
0.301
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :23
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
56
0.982
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :24
cancer
oncology
hematology
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62
45
0.726
* Last 6 Years Citation Counts Rankings
Ranking Based On Selection :25
Bone Marrow Transplants
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44
44
1.000
Shahid Ahmed
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
9,317
5,815
0.624
Breast and Gastrointestinal Cancer
Vijayananda Kundapur
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,956
2,294
0.776
Haji Chalchal
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
6,565
2,044
0.311
Mohamed Elemary
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,249
1,966
0.874
Michael Dean Chamberlain
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,946
1,752
0.595
Megan Vanstone
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
2,168
1,269
0.585
genetics
research policy
research ethics
health research
Deborah Anderson
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
7,091
1,028
0.145
Jon Tonita
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
3,754
872
0.232
Chris Mpofu
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,578
725
0.459
Waleed Sabry
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
897
576
0.642
Julie Stakiw
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
949
569
0.600
Mark Bosch
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
617
365
0.592
Joshua Giambattista
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
369
358
0.970
radiation oncology
machine learning
deep learning
organs at risk
contouring
Ibraheem Othman
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
282
279
0.989
Adnan Zaidi
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
509
278
0.546
Matthew Nicholson
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
213
213
1.000
Andrew Alexander
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
319
121
0.379
Medical Physics
Monte Carlo simulations
Radiation Therapy
Osama Ahmed
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
168
113
0.673
Derek Liu
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
306
90
0.294
Evgeny Sadikov
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
354
81
0.229
Saima Alvi
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
87
64
0.736
Pediatric oncology and hematopoietic stem cell transplant
Philip Wright
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
206
62
0.301
Stephanie Mcclean
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
57
56
0.982
Muhammad Salim
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
62
45
0.726
Shruthi Ganeshappa Kodad
Saskatchewan Cancer Agency
Saskatoon, Canada
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
44
44
1.000